The slow movement was unfolded with an easy flow and yet a mordant depth of insight that rendered any questioning of Solzhenitsyn’s choice of tempo otiose. The scherzo was dashed off with seemingly effortless charm. And the taxing textural and rhythmic challenges in the finale held no terrors for the pianist, even in the Presto coda that used to throw even the great Schnabel for a technical loop; Solzhenitsyn followed it, in response to an enthusiastic ovation, with a well-chosen encore in the shape of Schubert’s Hungarian Melody, D.817